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<div class="subTitle">ar.com.hjg.pngj</div>
<h2 title="Class ImageLineInt" class="title">Class ImageLineInt</h2>
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<ul class="inheritance">
<li><a href="http://docs.oracle.com/javase/1.5.0/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">java.lang.Object</a></li>
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<li>ar.com.hjg.pngj.ImageLineInt</li>
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<dt>All Implemented Interfaces:</dt>
<dd><a href="../../../../ar/com/hjg/pngj/IImageLine.html" title="interface in ar.com.hjg.pngj">IImageLine</a>, <a href="../../../../ar/com/hjg/pngj/IImageLineArray.html" title="interface in ar.com.hjg.pngj">IImageLineArray</a></dd>
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<br>
<pre>public class <span class="strong">ImageLineInt</span>
extends <a href="http://docs.oracle.com/javase/1.5.0/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</a>
implements <a href="../../../../ar/com/hjg/pngj/IImageLine.html" title="interface in ar.com.hjg.pngj">IImageLine</a>, <a href="../../../../ar/com/hjg/pngj/IImageLineArray.html" title="interface in ar.com.hjg.pngj">IImageLineArray</a></pre>
<div class="block">Represents an image line, integer format (one integer by sample). See <a href="../../../../ar/com/hjg/pngj/ImageLineInt.html#scanline"><code>scanline</code></a> to
 understand the format.</div>
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<h3>Field Summary</h3>
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<caption><span>Fields</span><span class="tabEnd">&nbsp;</span></caption>
<tr>
<th class="colFirst" scope="col">Modifier and Type</th>
<th class="colLast" scope="col">Field and Description</th>
</tr>
<tr class="altColor">
<td class="colFirst"><code>protected <a href="../../../../ar/com/hjg/pngj/FilterType.html" title="enum in ar.com.hjg.pngj">FilterType</a></code></td>
<td class="colLast"><code><strong><a href="../../../../ar/com/hjg/pngj/ImageLineInt.html#filterType">filterType</a></strong></code>
<div class="block">informational ; only filled by the reader.</div>
</td>
</tr>
<tr class="rowColor">
<td class="colFirst"><code><a href="../../../../ar/com/hjg/pngj/ImageInfo.html" title="class in ar.com.hjg.pngj">ImageInfo</a></code></td>
<td class="colLast"><code><strong><a href="../../../../ar/com/hjg/pngj/ImageLineInt.html#imgInfo">imgInfo</a></strong></code>&nbsp;</td>
</tr>
<tr class="altColor">
<td class="colFirst"><code>protected int[]</code></td>
<td class="colLast"><code><strong><a href="../../../../ar/com/hjg/pngj/ImageLineInt.html#scanline">scanline</a></strong></code>
<div class="block">The 'scanline' is an array of integers, corresponds to an image line (row).</div>
</td>
</tr>
<tr class="rowColor">
<td class="colFirst"><code>protected int</code></td>
<td class="colLast"><code><strong><a href="../../../../ar/com/hjg/pngj/ImageLineInt.html#size">size</a></strong></code>
<div class="block">number of elements in the scanline</div>
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<caption><span>Constructors</span><span class="tabEnd">&nbsp;</span></caption>
<tr>
<th class="colOne" scope="col">Constructor and Description</th>
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<tr class="altColor">
<td class="colOne"><code><strong><a href="../../../../ar/com/hjg/pngj/ImageLineInt.html#ImageLineInt(ar.com.hjg.pngj.ImageInfo)">ImageLineInt</a></strong>(<a href="../../../../ar/com/hjg/pngj/ImageInfo.html" title="class in ar.com.hjg.pngj">ImageInfo</a>&nbsp;imgInfo)</code>&nbsp;</td>
</tr>
<tr class="rowColor">
<td class="colOne"><code><strong><a href="../../../../ar/com/hjg/pngj/ImageLineInt.html#ImageLineInt(ar.com.hjg.pngj.ImageInfo, int[])">ImageLineInt</a></strong>(<a href="../../../../ar/com/hjg/pngj/ImageInfo.html" title="class in ar.com.hjg.pngj">ImageInfo</a>&nbsp;imgInfo,
            int[]&nbsp;sci)</code>&nbsp;</td>
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<caption><span>Methods</span><span class="tabEnd">&nbsp;</span></caption>
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<th class="colFirst" scope="col">Modifier and Type</th>
<th class="colLast" scope="col">Method and Description</th>
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<td class="colFirst"><code>void</code></td>
<td class="colLast"><code><strong><a href="../../../../ar/com/hjg/pngj/ImageLineInt.html#endReadFromPngRaw()">endReadFromPngRaw</a></strong>()</code>
<div class="block">Does nothing in this implementation</div>
</td>
</tr>
<tr class="rowColor">
<td class="colFirst"><code>int</code></td>
<td class="colLast"><code><strong><a href="../../../../ar/com/hjg/pngj/ImageLineInt.html#getElem(int)">getElem</a></strong>(int&nbsp;i)</code>
<div class="block">Get i-th element of array (for 0 to size-1).</div>
</td>
</tr>
<tr class="altColor">
<td class="colFirst"><code>static <a href="../../../../ar/com/hjg/pngj/IImageLineFactory.html" title="interface in ar.com.hjg.pngj">IImageLineFactory</a>&lt;<a href="../../../../ar/com/hjg/pngj/ImageLineInt.html" title="class in ar.com.hjg.pngj">ImageLineInt</a>&gt;</code></td>
<td class="colLast"><code><strong><a href="../../../../ar/com/hjg/pngj/ImageLineInt.html#getFactory(ar.com.hjg.pngj.ImageInfo)">getFactory</a></strong>(<a href="../../../../ar/com/hjg/pngj/ImageInfo.html" title="class in ar.com.hjg.pngj">ImageInfo</a>&nbsp;iminfo)</code>
<div class="block">Helper method, returns a default factory for this object</div>
</td>
</tr>
<tr class="rowColor">
<td class="colFirst"><code><a href="../../../../ar/com/hjg/pngj/FilterType.html" title="enum in ar.com.hjg.pngj">FilterType</a></code></td>
<td class="colLast"><code><strong><a href="../../../../ar/com/hjg/pngj/ImageLineInt.html#getFilterType()">getFilterType</a></strong>()</code>&nbsp;</td>
</tr>
<tr class="altColor">
<td class="colFirst"><code><a href="../../../../ar/com/hjg/pngj/ImageInfo.html" title="class in ar.com.hjg.pngj">ImageInfo</a></code></td>
<td class="colLast"><code><strong><a href="../../../../ar/com/hjg/pngj/ImageLineInt.html#getImageInfo()">getImageInfo</a></strong>()</code>&nbsp;</td>
</tr>
<tr class="rowColor">
<td class="colFirst"><code>int[]</code></td>
<td class="colLast"><code><strong><a href="../../../../ar/com/hjg/pngj/ImageLineInt.html#getScanline()">getScanline</a></strong>()</code>&nbsp;</td>
</tr>
<tr class="altColor">
<td class="colFirst"><code>int</code></td>
<td class="colLast"><code><strong><a href="../../../../ar/com/hjg/pngj/ImageLineInt.html#getSize()">getSize</a></strong>()</code>
<div class="block">length of array (should correspond to samples)</div>
</td>
</tr>
<tr class="rowColor">
<td class="colFirst"><code>void</code></td>
<td class="colLast"><code><strong><a href="../../../../ar/com/hjg/pngj/ImageLineInt.html#readFromPngRaw(byte[], int, int, int)">readFromPngRaw</a></strong>(byte[]&nbsp;raw,
              int&nbsp;len,
              int&nbsp;offset,
              int&nbsp;step)</code>
<div class="block">Extract pixels from a raw unlfilterd PNG row.</div>
</td>
</tr>
<tr class="altColor">
<td class="colFirst"><code>protected void</code></td>
<td class="colLast"><code><strong><a href="../../../../ar/com/hjg/pngj/ImageLineInt.html#setFilterType(ar.com.hjg.pngj.FilterType)">setFilterType</a></strong>(<a href="../../../../ar/com/hjg/pngj/FilterType.html" title="enum in ar.com.hjg.pngj">FilterType</a>&nbsp;ft)</code>&nbsp;</td>
</tr>
<tr class="rowColor">
<td class="colFirst"><code><a href="http://docs.oracle.com/javase/1.5.0/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a></code></td>
<td class="colLast"><code><strong><a href="../../../../ar/com/hjg/pngj/ImageLineInt.html#toString()">toString</a></strong>()</code>
<div class="block">Basic info</div>
</td>
</tr>
<tr class="altColor">
<td class="colFirst"><code>void</code></td>
<td class="colLast"><code><strong><a href="../../../../ar/com/hjg/pngj/ImageLineInt.html#writeToPngRaw(byte[])">writeToPngRaw</a></strong>(byte[]&nbsp;raw)</code>
<div class="block">Writes the line to a PNG raw byte array, in the unfiltered PNG format Notice that the first
 byte is the filter type, you should write it only if you know it.</div>
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<h3>Methods inherited from class&nbsp;java.lang.<a href="http://docs.oracle.com/javase/1.5.0/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</a></h3>
<code><a href="http://docs.oracle.com/javase/1.5.0/docs/api/java/lang/Object.html?is-external=true#clone()" title="class or interface in java.lang">clone</a>, <a href="http://docs.oracle.com/javase/1.5.0/docs/api/java/lang/Object.html?is-external=true#equals(java.lang.Object)" title="class or interface in java.lang">equals</a>, <a href="http://docs.oracle.com/javase/1.5.0/docs/api/java/lang/Object.html?is-external=true#finalize()" title="class or interface in java.lang">finalize</a>, <a href="http://docs.oracle.com/javase/1.5.0/docs/api/java/lang/Object.html?is-external=true#getClass()" title="class or interface in java.lang">getClass</a>, <a href="http://docs.oracle.com/javase/1.5.0/docs/api/java/lang/Object.html?is-external=true#hashCode()" title="class or interface in java.lang">hashCode</a>, <a href="http://docs.oracle.com/javase/1.5.0/docs/api/java/lang/Object.html?is-external=true#notify()" title="class or interface in java.lang">notify</a>, <a href="http://docs.oracle.com/javase/1.5.0/docs/api/java/lang/Object.html?is-external=true#notifyAll()" title="class or interface in java.lang">notifyAll</a>, <a href="http://docs.oracle.com/javase/1.5.0/docs/api/java/lang/Object.html?is-external=true#wait()" title="class or interface in java.lang">wait</a>, <a href="http://docs.oracle.com/javase/1.5.0/docs/api/java/lang/Object.html?is-external=true#wait(long)" title="class or interface in java.lang">wait</a>, <a href="http://docs.oracle.com/javase/1.5.0/docs/api/java/lang/Object.html?is-external=true#wait(long, int)" title="class or interface in java.lang">wait</a></code></li>
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<h4>imgInfo</h4>
<pre>public final&nbsp;<a href="../../../../ar/com/hjg/pngj/ImageInfo.html" title="class in ar.com.hjg.pngj">ImageInfo</a> imgInfo</pre>
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<h4>scanline</h4>
<pre>protected final&nbsp;int[] scanline</pre>
<div class="block">The 'scanline' is an array of integers, corresponds to an image line (row).
 <p>
 Each <code>int</code> is a "sample" (one for channel), (0-255 or 0-65535) in the corresponding
 PNG sequence: <code>R G B R G B...</code> or <code>R G B A R G B A...</tt> 
 or <code>g g g ...</code> or <code>i i i</code> (palette index)
 <p>
 For bitdepth=1/2/4 the value is not scaled (hence, eg, if bitdepth=2 the range will be 0-4)
 <p>
 To convert a indexed line to RGB values, see
 <a href="../../../../ar/com/hjg/pngj/ImageLineHelper.html#palette2rgb(ar.com.hjg.pngj.ImageLineInt, ar.com.hjg.pngj.chunks.PngChunkPLTE, int[])"><code>ImageLineHelper.palette2rgb(ImageLineInt, ar.com.hjg.pngj.chunks.PngChunkPLTE, int[])</code></a>
 (you can't do the reverse)</div>
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<h4>size</h4>
<pre>protected final&nbsp;int size</pre>
<div class="block">number of elements in the scanline</div>
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<h4>filterType</h4>
<pre>protected&nbsp;<a href="../../../../ar/com/hjg/pngj/FilterType.html" title="enum in ar.com.hjg.pngj">FilterType</a> filterType</pre>
<div class="block">informational ; only filled by the reader. not meaningful for interlaced</div>
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<h4>ImageLineInt</h4>
<pre>public&nbsp;ImageLineInt(<a href="../../../../ar/com/hjg/pngj/ImageInfo.html" title="class in ar.com.hjg.pngj">ImageInfo</a>&nbsp;imgInfo)</pre>
<dl><dt><span class="strong">Parameters:</span></dt><dd><code>imgInfo</code> - Inmutable ImageInfo, basic parameters of the image we are reading or writing</dd></dl>
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<h4>ImageLineInt</h4>
<pre>public&nbsp;ImageLineInt(<a href="../../../../ar/com/hjg/pngj/ImageInfo.html" title="class in ar.com.hjg.pngj">ImageInfo</a>&nbsp;imgInfo,
            int[]&nbsp;sci)</pre>
<dl><dt><span class="strong">Parameters:</span></dt><dd><code>imgInfo</code> - Inmutable ImageInfo, basic parameters of the image we are reading or writing</dd><dd><code>sci</code> - prealocated buffer (can be null)</dd></dl>
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<h4>getFilterType</h4>
<pre>public&nbsp;<a href="../../../../ar/com/hjg/pngj/FilterType.html" title="enum in ar.com.hjg.pngj">FilterType</a>&nbsp;getFilterType()</pre>
<dl>
<dt><strong>Specified by:</strong></dt>
<dd><code><a href="../../../../ar/com/hjg/pngj/IImageLineArray.html#getFilterType()">getFilterType</a></code>&nbsp;in interface&nbsp;<code><a href="../../../../ar/com/hjg/pngj/IImageLineArray.html" title="interface in ar.com.hjg.pngj">IImageLineArray</a></code></dd>
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<h4>setFilterType</h4>
<pre>protected&nbsp;void&nbsp;setFilterType(<a href="../../../../ar/com/hjg/pngj/FilterType.html" title="enum in ar.com.hjg.pngj">FilterType</a>&nbsp;ft)</pre>
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<h4>toString</h4>
<pre>public&nbsp;<a href="http://docs.oracle.com/javase/1.5.0/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>&nbsp;toString()</pre>
<div class="block">Basic info</div>
<dl>
<dt><strong>Overrides:</strong></dt>
<dd><code><a href="http://docs.oracle.com/javase/1.5.0/docs/api/java/lang/Object.html?is-external=true#toString()" title="class or interface in java.lang">toString</a></code>&nbsp;in class&nbsp;<code><a href="http://docs.oracle.com/javase/1.5.0/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</a></code></dd>
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<h4>readFromPngRaw</h4>
<pre>public&nbsp;void&nbsp;readFromPngRaw(byte[]&nbsp;raw,
                  int&nbsp;len,
                  int&nbsp;offset,
                  int&nbsp;step)</pre>
<div class="block"><strong>Description copied from interface:&nbsp;<code><a href="../../../../ar/com/hjg/pngj/IImageLine.html#readFromPngRaw(byte[], int, int, int)">IImageLine</a></code></strong></div>
<div class="block">Extract pixels from a raw unlfilterd PNG row. Len is the total amount of bytes in the array,
 including the first byte (filter type)
 
 offset and step (0 and 1 for non interlaced) are in PIXELS
 
 Notice that when step!=1 the data is partial, this method will be called several times</div>
<dl>
<dt><strong>Specified by:</strong></dt>
<dd><code><a href="../../../../ar/com/hjg/pngj/IImageLine.html#readFromPngRaw(byte[], int, int, int)">readFromPngRaw</a></code>&nbsp;in interface&nbsp;<code><a href="../../../../ar/com/hjg/pngj/IImageLine.html" title="interface in ar.com.hjg.pngj">IImageLine</a></code></dd>
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<h4>writeToPngRaw</h4>
<pre>public&nbsp;void&nbsp;writeToPngRaw(byte[]&nbsp;raw)</pre>
<div class="block"><strong>Description copied from interface:&nbsp;<code><a href="../../../../ar/com/hjg/pngj/IImageLine.html#writeToPngRaw(byte[])">IImageLine</a></code></strong></div>
<div class="block">Writes the line to a PNG raw byte array, in the unfiltered PNG format Notice that the first
 byte is the filter type, you should write it only if you know it.</div>
<dl>
<dt><strong>Specified by:</strong></dt>
<dd><code><a href="../../../../ar/com/hjg/pngj/IImageLine.html#writeToPngRaw(byte[])">writeToPngRaw</a></code>&nbsp;in interface&nbsp;<code><a href="../../../../ar/com/hjg/pngj/IImageLine.html" title="interface in ar.com.hjg.pngj">IImageLine</a></code></dd>
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<h4>endReadFromPngRaw</h4>
<pre>public&nbsp;void&nbsp;endReadFromPngRaw()</pre>
<div class="block">Does nothing in this implementation</div>
<dl>
<dt><strong>Specified by:</strong></dt>
<dd><code><a href="../../../../ar/com/hjg/pngj/IImageLine.html#endReadFromPngRaw()">endReadFromPngRaw</a></code>&nbsp;in interface&nbsp;<code><a href="../../../../ar/com/hjg/pngj/IImageLine.html" title="interface in ar.com.hjg.pngj">IImageLine</a></code></dd>
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<h4>getSize</h4>
<pre>public&nbsp;int&nbsp;getSize()</pre>
<div class="block"><strong>Description copied from interface:&nbsp;<code><a href="../../../../ar/com/hjg/pngj/IImageLineArray.html#getSize()">IImageLineArray</a></code></strong></div>
<div class="block">length of array (should correspond to samples)</div>
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<dt><strong>Specified by:</strong></dt>
<dd><code><a href="../../../../ar/com/hjg/pngj/IImageLineArray.html#getSize()">getSize</a></code>&nbsp;in interface&nbsp;<code><a href="../../../../ar/com/hjg/pngj/IImageLineArray.html" title="interface in ar.com.hjg.pngj">IImageLineArray</a></code></dd>
<dt><span class="strong">See Also:</span></dt><dd><a href="../../../../ar/com/hjg/pngj/ImageLineInt.html#size"><code>size</code></a></dd></dl>
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<h4>getElem</h4>
<pre>public&nbsp;int&nbsp;getElem(int&nbsp;i)</pre>
<div class="block"><strong>Description copied from interface:&nbsp;<code><a href="../../../../ar/com/hjg/pngj/IImageLineArray.html#getElem(int)">IImageLineArray</a></code></strong></div>
<div class="block">Get i-th element of array (for 0 to size-1). The meaning of this is type dependent. For
 ImageLineInt and ImageLineByte is the sample value.</div>
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<dt><strong>Specified by:</strong></dt>
<dd><code><a href="../../../../ar/com/hjg/pngj/IImageLineArray.html#getElem(int)">getElem</a></code>&nbsp;in interface&nbsp;<code><a href="../../../../ar/com/hjg/pngj/IImageLineArray.html" title="interface in ar.com.hjg.pngj">IImageLineArray</a></code></dd>
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<h4>getScanline</h4>
<pre>public&nbsp;int[]&nbsp;getScanline()</pre>
<dl><dt><span class="strong">Returns:</span></dt><dd>see <a href="../../../../ar/com/hjg/pngj/ImageLineInt.html#scanline"><code>scanline</code></a></dd></dl>
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<h4>getImageInfo</h4>
<pre>public&nbsp;<a href="../../../../ar/com/hjg/pngj/ImageInfo.html" title="class in ar.com.hjg.pngj">ImageInfo</a>&nbsp;getImageInfo()</pre>
<dl>
<dt><strong>Specified by:</strong></dt>
<dd><code><a href="../../../../ar/com/hjg/pngj/IImageLineArray.html#getImageInfo()">getImageInfo</a></code>&nbsp;in interface&nbsp;<code><a href="../../../../ar/com/hjg/pngj/IImageLineArray.html" title="interface in ar.com.hjg.pngj">IImageLineArray</a></code></dd>
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<h4>getFactory</h4>
<pre>public static&nbsp;<a href="../../../../ar/com/hjg/pngj/IImageLineFactory.html" title="interface in ar.com.hjg.pngj">IImageLineFactory</a>&lt;<a href="../../../../ar/com/hjg/pngj/ImageLineInt.html" title="class in ar.com.hjg.pngj">ImageLineInt</a>&gt;&nbsp;getFactory(<a href="../../../../ar/com/hjg/pngj/ImageInfo.html" title="class in ar.com.hjg.pngj">ImageInfo</a>&nbsp;iminfo)</pre>
<div class="block">Helper method, returns a default factory for this object</div>
<dl><dt><span class="strong">Parameters:</span></dt><dd><code>iminfo</code> - </dd></dl>
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